Home / 772,558.30-1,158,837.45-744,564.70

Finding the Fourth Proportional to 772,558.30, 1,158,837.45 and 744,564.70

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Solution

The fourth proportional to 772,558.30, 1,158,837.45 and 744,564.70 is: 1,116,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,558.30 : 1,158,837.45 = 744,564.70 : x
  2. Step 2: Convert to fraction form
    772,558.30/1,158,837.45 = 744,564.70/x
  3. Step 3: Cross multiply
    772,558.30x = 1,158,837.45 × 744,564.70
  4. Step 4: Simplify right side
    772,558.30x = 862,829,458,308.02
  5. Step 5: Solve for x
    x = 862,829,458,308.02/772,558.30
  6. Step 6: Final answer
    x = 1,116,847.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.